If you want drama... LAST TANGO IN HALIFAX

Tues­day, 9pm, BBC1

Al­ways much more than a warm-hearted late-life love story, Sally Wain­wright’s se­ries con­tin­ues to chal­lenge its char­ac­ters, with Gil­lian (Ni­cola Walker, right) this week reel­ing from Celia’s rev­e­la­tion of a huge se­cret from her past, while Alan con­tin­ues to dis­tance him­self from her.